BackSearch all videosMore Hunter Videos ▼Right-click on the video format below and select Save As...MOV | WMV下载Category: 现场知识Product Lines: 齿轮驱动旋转喷头Products: PGJ, SRM, PGP-ADJ, PGP Ultra, I-20Length: 快速提示Published: February 23, 2010 The most common reason for a sprinkler to stop rotating is the accumulation of debris in the filter. This video will teach you how to clean the filter on your rotors.